60 lines
2.4 KiB
Python
60 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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# original idea from https://github.com/machin3io/MACHIN3tools
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# Copyright (C) 2023 Ilia Kurochkin <brothermechanic@gmail.com>
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#
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# -*- coding: utf-8 -*-
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# Copyright 2023 by brothermechanic. All Rights Reserved.
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# Based on https://github.com/machin3io/MACHIN3tools/blob/master/operators/apply.py
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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__version__ = "0.2"
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from mathutils import Matrix, Vector, Quaternion
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def apply_transforms(obj, location=False, rotation=False, scale=False):
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""" bake local object transforms """
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def get_loc_matrix(location):
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return Matrix.Translation(location)
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def get_rot_matrix(rotation):
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return rotation.to_matrix().to_4x4()
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def get_sca_matrix(scale):
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scale_martix = Matrix()
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for i in range(3):
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scale_martix[i][i] = scale[i]
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return scale_martix
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if location and rotation and scale:
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loc, rot, sca = obj.matrix_world.decompose()
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mesh_martix = get_loc_matrix(loc) @ get_rot_matrix(rot) @ get_sca_matrix(sca)
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obj.data.transform(mesh_martix)
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apply_matrix = get_loc_matrix(Vector.Fill(3, 0)) @ get_rot_matrix(Quaternion()) @ get_sca_matrix(Vector.Fill(3, 1))
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obj.matrix_world = apply_matrix
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else:
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if location:
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raise Exception("Location only applies with all transformations (rotate and scale) together!")
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if rotation:
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loc, rot, sca = obj.matrix_world.decompose()
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mesh_martix = get_rot_matrix(rot)
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obj.data.transform(mesh_martix)
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apply_matrix = get_loc_matrix(loc) @ get_rot_matrix(Quaternion()) @ get_sca_matrix(sca)
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obj.matrix_world = apply_matrix
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if scale:
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loc, rot, sca = obj.matrix_world.decompose()
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mesh_martix = get_sca_matrix(sca)
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obj.data.transform(mesh_martix)
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apply_matrix = get_loc_matrix(loc) @ get_rot_matrix(rot) @ get_sca_matrix(Vector.Fill(3, 1))
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obj.matrix_world = apply_matrix
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obj.rotation_mode = 'XYZ'
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